In intercultural communication, both communicators cant completely enjoy the same cultural rules,so there always appear semantic misunderstandings,causing the semantic displacement in culture.

A new approach is explored in which questions are analyzed based on the detection of question focus chunk, semantic chunk and question template.

Sentence decomposition (SD) which means a sentence degenerated to be a semantic chunk or a part of a semantic chunk, is a special type of composition of semantic chunk.

With semantic chunk as the means of analysis,the semantic relations between the semantic chunks are analyzed to explore the ways for dealing with English long sentences and seek the inner drive of these methods.